<!-- 商品详情页面 -->
<template>
  <!--sku弹出层-->
  <vk-data-goods-sku-popup
    v-model="isShowSku"
    :localdata="localdata"
    :mode="mode"
    @add-cart="onAddCart"
    ref="skuPopupRef"
    @buy-now="onBuyNow"
  ></vk-data-goods-sku-popup>
  <scroll-view scroll-y class="viewport">
    <!-- 基本信息 -->
    <view class="goods">
      <!-- 商品主图 -->
      <view class="preview">
        <swiper @change="onChange" circular>
          <swiper-item v-for="(item, index) in detail?.mainPictures" :key="index">
            <image mode="aspectFill" :src="item" />
          </swiper-item>
        </swiper>
        <view class="indicator">
          <text class="current">{{ currentIndex }}</text>
          <text class="split">/</text>
          <text class="total">5</text>
        </view>
      </view>

      <!-- 商品简介 -->
      <view class="meta">
        <view class="price">
          <text class="symbol">¥</text>
          <text class="number">{{ detail?.price }}</text>
        </view>
        <view class="name ellipsis">{{ detail?.name }} </view>
        <view class="desc"> {{ detail?.desc }} </view>
      </view>

      <!-- 操作面板 -->
      <view class="action">
        <view class="item arrow" @tap="openSkuPopup(SkuMode.Both)">
          <text class="label">选择</text>
          <text class="text ellipsis"> {{ selectArrText }} </text>
        </view>
        <view class="item arrow" @tap="openPopup('address')">
          <text class="label">送至</text>
          <text class="text ellipsis" v-if="addressa?.fullLocation">
            {{ addressa?.fullLocation }}
          </text>
          <text class="text ellipsis" v-else> 请选择收获地址 </text>
        </view>
        <view class="item arrow" @tap="openPopup('service')">
          <text class="label">服务</text>
          <text class="text ellipsis"> 无忧退 快速退款 免费包邮 </text>
        </view>
        <uni-popup ref="popup" type="bottom">
          <ServicePanel v-if="popupName == 'service'" @close="popup.close()"></ServicePanel>
          <AddressPanel
            :list="addressList"
            v-if="popupName == 'address'"
            @close="popup.close()"
          ></AddressPanel>
        </uni-popup>
      </view>
    </view>

    <!-- 商品详情 -->
    <view class="detail panel">
      <view class="title">
        <text>详情</text>
      </view>
      <view class="content">
        <view class="properties">
          <!-- 属性详情 -->
          <view class="item">
            <text class="label">属性名</text>
            <text class="value">属性值</text>
          </view>
          <view class="item">
            <text class="label">属性名</text>
            <text class="value">属性值</text>
          </view>
        </view>
      </view>
    </view>

    <!-- 同类推荐 -->
    <view class="similar panel">
      <view class="title">
        <text>同类推荐</text>
      </view>
      <view class="content">
        <navigator
          v-for="item in 4"
          :key="item"
          class="goods"
          hover-class="none"
          :url="`/pages/goods/goods?id=`"
        >
          <image
            class="image"
            mode="aspectFill"
            src="https://yanxuan-item.nosdn.127.net/e0cea368f41da1587b3b7fc523f169d7.png"
          ></image>
          <view class="name ellipsis">简约山形纹全棉提花毛巾</view>
          <view class="price">
            <text class="symbol">¥</text>
            <text class="number">18.50</text>
          </view>
        </navigator>
      </view>
    </view>
  </scroll-view>

  <!-- 用户操作 -->
  <view class="toolbar" :style="{ paddingBottom: safeAreaInsets?.bottom + 'px' }">
    <view class="icons">
      <button class="icons-button"><text class="icon-heart"></text>收藏</button>
      <button class="icons-button" open-type="contact">
        <text class="icon-handset"></text>客服
      </button>
      <navigator class="icons-button" url="/pages/cart/cartCopy" open-type="navigate">
        <text class="icon-cart"></text>购物车
      </navigator>
    </view>
    <view class="buttons">
      <view class="addcart" @tap="openSkuPopup(SkuMode.Cart)"> 加入购物车 </view>
      <view class="buynow" @tap="openSkuPopup(SkuMode.Buy)"> 立即购买 </view>
    </view>
  </view>
</template>

<script setup lang="ts">
import ServicePanel from './components/ServicePanel.vue'
import AddressPanel from './components/AddressPanel.vue'
import type { GoodsResult } from '@/types/goods'
import { goodsAPI } from '@/services/goods'
import { computed, ref } from 'vue'
import { onShow } from '@dcloudio/uni-app'
import { postAddCartAPI } from '@/services/cart'
import type { AddressItem } from '@/types/address'
import { useAddressStore } from '@/stores/modules/address'
// 获取屏幕边界到安全区域距离
const { safeAreaInsets } = uni.getSystemInfoSync()

// sku
const isShowSku = ref(false)
const localdata = ref()
const currentIndex = ref(1)
enum SkuMode {
  Both = 1,
  Cart = 2,
  Buy = 3,
}
const mode = ref<SkuMode>(SkuMode.Both) //1都有  2按钮模式   3购物车购买
const onChange: UniHelper.SwiperOnChange = (ev) => {
  currentIndex.value = ev.detail!.current + 1
}
const openSkuPopup = (val: SkuMode) => {
  isShowSku.value = true
  mode.value = val
}
// SKU组件实例
const skuPopupRef = ref()
// 计算被选中的值  大小颜色码数等
const selectArrText = computed(() => {
  return skuPopupRef.value?.selectArr?.join(' ').trim() || '请选择商品规格'
})
//加入购物车
const onAddCart = async (ev: any) => {
  await postAddCartAPI({ skuId: ev._id, count: ev.buy_num })
  uni.showToast({ title: '添加成功', icon: 'success' })
  isShowSku.value = false
}

//立即购买函数
const onBuyNow = (ev: any) => {
  uni.navigateTo({
    url: `/pagesOrder/create/create?skuId=${ev._id}&count=${ev.buy_num}&addressId=${addressa.value?.id}&from=payNow`,
  })
}

// 请求详情数据
const detail = ref<GoodsResult>()

//地址
const addressList = ref<AddressItem[]>([])
const address = ref<AddressItem>()
const addreddId = ref()
// 用的收货地址
const addressa = computed(() => {
  const addressStore = useAddressStore()
  return addressStore.selectedAddress || address.value
})
const getDetail = async (id: string) => {
  addreddId.value = id
  const { result } = await goodsAPI(id)
  // 地址
  addressList.value = result.userAddresses
  detail.value = result
  address.value = detail.value.userAddresses.filter((v) => v.isDefault)[0]

  // sku
  localdata.value = {
    _id: result.id,
    name: result.name,
    goods_thumd: result.mainPictures[0],
    spec_list: result.specs.map((v) => {
      return {
        name: v.name,
        list: v.values,
      }
    }),
    sku_list: result.skus.map((v) => {
      return {
        _id: v.id,
        goods_id: result.id,
        goods_name: result.name,
        image: v.picture,
        price: v.price * 100,
        stock: v.inventory,
        sku_name_arr: v.specs.map((vv) => vv.valueName),
      }
    }),
  }
}

//服务弹出层
const popup = ref()
const popupName = ref<'address' | 'service'>()
const openPopup = (name: typeof popupName.value) => {
  popupName.value = name
  popup.value.open()
}

// 获取传参
const query = defineProps<{
  id: string
}>()

onShow(() => {
  getDetail(query.id)
})
</script>

<style lang="scss" scoped>
page {
  height: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.viewport {
  background-color: #f4f4f4;
}

.panel {
  margin-top: 20rpx;
  background-color: #fff;
  .title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 90rpx;
    line-height: 1;
    padding: 30rpx 60rpx 30rpx 6rpx;
    position: relative;
    text {
      padding-left: 10rpx;
      font-size: 28rpx;
      color: #333;
      font-weight: 600;
      border-left: 4rpx solid #27ba9b;
    }
    navigator {
      font-size: 24rpx;
      color: #666;
    }
  }
}

.arrow {
  &::after {
    position: absolute;
    top: 50%;
    right: 30rpx;
    content: '\e6c2';
    color: #ccc;
    font-family: 'erabbit' !important;
    font-size: 32rpx;
    transform: translateY(-50%);
  }
}

/* 商品信息 */
.goods {
  background-color: #fff;
  .preview {
    height: 750rpx;
    position: relative;
    .image {
      width: 750rpx;
      height: 750rpx;
    }
    .indicator {
      height: 40rpx;
      padding: 0 24rpx;
      line-height: 40rpx;
      border-radius: 30rpx;
      color: #fff;
      font-family: Arial, Helvetica, sans-serif;
      background-color: rgba(0, 0, 0, 0.3);
      position: absolute;
      bottom: 30rpx;
      right: 30rpx;
      .current {
        font-size: 26rpx;
      }
      .split {
        font-size: 24rpx;
        margin: 0 1rpx 0 2rpx;
      }
      .total {
        font-size: 24rpx;
      }
    }
  }
  .meta {
    position: relative;
    border-bottom: 1rpx solid #eaeaea;
    .price {
      height: 130rpx;
      padding: 25rpx 30rpx 0;
      color: #fff;
      font-size: 34rpx;
      box-sizing: border-box;
      background-color: #35c8a9;
    }
    .number {
      font-size: 56rpx;
    }
    .brand {
      width: 160rpx;
      height: 80rpx;
      overflow: hidden;
      position: absolute;
      top: 26rpx;
      right: 30rpx;
    }
    .name {
      max-height: 88rpx;
      line-height: 1.4;
      margin: 20rpx;
      font-size: 32rpx;
      color: #333;
    }
    .desc {
      line-height: 1;
      padding: 0 20rpx 30rpx;
      font-size: 24rpx;
      color: #cf4444;
    }
  }
  .action {
    padding-left: 20rpx;
    .item {
      height: 90rpx;
      padding-right: 60rpx;
      border-bottom: 1rpx solid #eaeaea;
      font-size: 26rpx;
      color: #333;
      position: relative;
      display: flex;
      align-items: center;
      &:last-child {
        border-bottom: 0 none;
      }
    }
    .label {
      width: 60rpx;
      color: #898b94;
      margin: 0 16rpx 0 10rpx;
    }
    .text {
      flex: 1;
      -webkit-line-clamp: 1;
    }
  }
}

/* 商品详情 */
.detail {
  padding-left: 20rpx;
  .content {
    margin-left: -20rpx;
    .image {
      width: 100%;
    }
  }
  .properties {
    padding: 0 20rpx;
    margin-bottom: 30rpx;
    .item {
      display: flex;
      line-height: 2;
      padding: 10rpx;
      font-size: 26rpx;
      color: #333;
      border-bottom: 1rpx dashed #ccc;
    }
    .label {
      width: 200rpx;
    }
    .value {
      flex: 1;
    }
  }
}

/* 同类推荐 */
.similar {
  .content {
    padding: 0 20rpx 200rpx;
    background-color: #f4f4f4;
    display: flex;
    flex-wrap: wrap;
    .goods {
      width: 340rpx;
      padding: 24rpx 20rpx 20rpx;
      margin: 20rpx 7rpx;
      border-radius: 10rpx;
      background-color: #fff;
    }
    .image {
      width: 300rpx;
      height: 260rpx;
    }
    .name {
      height: 80rpx;
      margin: 10rpx 0;
      font-size: 26rpx;
      color: #262626;
    }
    .price {
      line-height: 1;
      font-size: 20rpx;
      color: #cf4444;
    }
    .number {
      font-size: 26rpx;
      margin-left: 2rpx;
    }
  }
  navigator {
    &:nth-child(even) {
      margin-right: 0;
    }
  }
}

/* 底部工具栏 */
.toolbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  background-color: #fff;
  height: 100rpx;
  padding: 0 20rpx var(--window-bottom);
  border-top: 1rpx solid #eaeaea;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-sizing: content-box;
  .buttons {
    display: flex;
    & > view {
      width: 220rpx;
      text-align: center;
      line-height: 72rpx;
      font-size: 26rpx;
      color: #fff;
      border-radius: 72rpx;
    }
    .addcart {
      background-color: #ffa868;
    }
    .buynow,
    .payment {
      background-color: #27ba9b;
      margin-left: 20rpx;
    }
  }
  .icons {
    padding-right: 10rpx;
    display: flex;
    align-items: center;
    flex: 1;
    .icons-button {
      flex: 1;
      text-align: center;
      line-height: 1.4;
      padding: 0;
      margin: 0;
      border-radius: 0;
      font-size: 20rpx;
      color: #333;
      background-color: #fff;
      &::after {
        border: none;
      }
    }
    text {
      display: block;
      font-size: 34rpx;
    }
  }
}
</style>
